For skin prone to breakouts and inflammatory hyperpigmentation, Azelaic-S may be the ultimate game-changer. The secret: a well-known and proven ingredient now has a patent-pending, novel delivery system. This unique ability to make azelaic acid bio-available to the skin, combined with NOON’s patented DermShield™ technology, improves acne, rosacea and seborrhea without irritation. Azelaic-S fundamentally and forever changes treatment options for dark and sensitive skin. Azelaic-S 13 has a 13% concentration of azelaic acid, Azelaic-S 20 has a 20% concentration. Combines two potent acids and DermShield™ to work–and work hard–without irritation. Treats existing and reduces potential post-inflammatory hyperpigmentation, rosacea, edema, and erythema. Unclogs pores and balances hormones for clearer skin. Significantly reduces blackheads. Has anti-androgenic properties that balance the production of sebum. Treats rough or scaly skin caused by mild to moderate acne, seborrhea, folliculitis, keratosis pilaris, and hyperpigmentation. Non-photosensitive.